16404543

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:188

約数の個数: 48

約数和(自身を含む): 26906880

約数和(自身を除く): 10502337

約数列:

[1, 3, 9, 19, 23, 43, 57, 69, 97, 129, 171, 207, 291, 387, 437, 817, 873, 989, 1311, 1843, 2231, 2451, 2967, 3933, 4171, 5529, 6693, 7353, 8901, 12513, 16587, 18791, 20079, 37539, 42389, 56373, 79249, 95933, 127167, 169119, 237747, 287799, 381501, 713241, 863397, 1822727, 5468181, 16404543]

約数ペア:

[(1, 16404543), (3, 5468181), (9, 1822727), (19, 863397), (23, 713241), (43, 381501), (57, 287799), (69, 237747), (97, 169119), (129, 127167), (171, 95933), (207, 79249), (291, 56373), (387, 42389), (437, 37539), (817, 20079), (873, 18791), (989, 16587), (1311, 12513), (1843, 8901), (2231, 7353), (2451, 6693), (2967, 5529), (3933, 4171)]